Software testing courses can help you learn test planning, test case design, automated testing, and performance testing. You can build skills in identifying bugs, writing effective test scripts, and using various testing methodologies. Many courses introduce tools like Selenium for automation, JUnit for unit testing, and JIRA for issue tracking, showing how these skills apply in real-world software development environments.

Skills you'll gain: Data Storytelling, Data Cleansing, Rmarkdown, Data Presentation, Data Visualization, Analytical Skills, Tableau Software, Dashboard, Stakeholder Communications, Data Literacy, Data Integrity, Case Studies, Data Analysis, Spreadsheet Software, Data Ethics, Ggplot2, Data Visualization Software, Data-Driven Decision-Making, Data Validation, Database Management
Beginner · Professional Certificate · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Virtual Teams, Conflict Management, Telecommuting, Trustworthiness, Interpersonal Communications, Team Leadership, Collaboration, Collaborative Software, Leadership, Team Building, Productivity, Social Skills, Rapport Building, Communication, Leadership Development, Relationship Building, Team Performance Management, People Management, Meeting Facilitation, Constructive Feedback
Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: TCP/IP, Network Administration, Virtual Local Area Network (VLAN), Network Routers, Network Routing, General Networking, Ansible, Puppet (Configuration Management Tool), Software-Defined Networking, Local Area Networks, Computer Networking, Command-Line Interface, Network Infrastructure, Wireless Networks, Network Security, Security Awareness, Networking Hardware, Network Protocols, Chef (Configuration Management Tool), Network Troubleshooting
Intermediate · Specialization · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Three-Phase, Basic Electrical Systems, Electrical Engineering, Electronic Components, Electric Power Systems, Electrical Power, Power Electronics, Electronics, Network Analysis, Engineering Analysis, Differential Equations, Mathematical Modeling, Schematic Diagrams, Simulation and Simulation Software
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Vibe coding, Microsoft Copilot, GitHub, Code Review, AI Personalization, Prompt Engineering, LLM Application, Integrated Development Environments, Computer Programming Tools, Application Development, Software Development, Web Development
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Integration, Data Manipulation, Data Transformation, Relational Databases, Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Salesforce, Data Security, Customer Relationship Management (CRM) Software, Customer Engagement, Role-Based Access Control (RBAC), Customer Service, Data Maintenance, Business Reporting, Data Management, Workflow Management, Data Integrity, Process Design, Lead Generation, Business Process Automation, Cloud Computing, Automation, Employee Engagement
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Health Informatics, Health Information Management, Health Systems, Health Technology, Clinical Informatics, Health Care, Health Care Administration, Data Sharing, Electronic Medical Record, Interoperability, Decision Support Systems, Data Management, Data Storage, Artificial Intelligence, Digital Transformation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Server Side, Middleware, Authentications, API Design, Application Programming Interface (API), User Accounts, Databases, JavaScript Frameworks, Scalability, GitHub, Development Environment, Data Validation
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Pandas (Python Package), Data Visualization, Time Series Analysis and Forecasting, Matplotlib, Data Visualization Software, Statistical Inference, Statistical Analysis, Seaborn, Exploratory Data Analysis, Descriptive Statistics, Statistical Modeling, Data Manipulation, Programming Principles, Python Programming, Regression Analysis, Forecasting
Beginner · Course · 1 - 3 Months
University of Alberta
Skills you'll gain: Agile Software Development, Requirements Management, Software Development, Product Management, Process Development, Application Lifecycle Management, Software Engineering, Project Planning, Project Management, Customer Engagement
Mixed · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Web Development, Database Design, Relational Databases, Web Development Tools, Databases, Full-Stack Web Development, Application Deployment, HTML and CSS, Cloud Deployment, Back-End Web Development, Application Development, Front-End Web Development, JavaScript Frameworks, Application Servers, Web Servers, Scripting, Javascript, Network Protocols, Cloud Computing
Build toward a degree
Intermediate · Course · 1 - 3 Months